Aluminum is a metal in group IIIA of the periodic table with atomic number 13 ... At room temperature Aluminum has the face-centered-cubic crystal structure with a basis of one Ni atom. The fcc unit ...

When a liquid metal cools and turns into a solid, its atoms come together to form crystals. The structure of these crystals is not perfect. Sometimes an extra layer of atoms squeezes between other ...

IT is generally assumed that non-porous oxide films formed on valve metals by anodic ... A modified form of this cell structure has already been reported in porous aluminium oxide films 1.